ATHOPYGA. 643 
nostril, 16; tarsus, 14. Description and measurements from a specimen 
taken by C. B. Kloss in Singapore. 
“Pemale.—Crown and nape ashy brown; rest of upper parts yellowish 
olive ; tail black, largely tipped with white; under parts whitish, strongly 
washed with pale yellow. Wing, 51.” (Gadow.) 
“Iris, bill, legs, feet, and nails black. Food insects.” (Bourns and 
Worcester MS.) 
Genus AUTHOPYGA Cabanis, 1850. 
Bill as long as head, strongly curved, the tip very sharp; nasal opercles 
unfeathered ; males with the rectrices narrow and graduated, the middle 
pair usually much produced and often acuminate. Males brightly colored, 
largely red or yellow or both; females greenish. 
Species. 
a’, Much larger; wing more than 50 mm.; bill from nostril more than 15. 
bt. Central rectrices lengthened, their tips rounded (males). 
ce. Chin, throat, breast, head, and mantle bright red.......- magnifica (p. 644) 
c@. Chin and throat with a narrow median stripe of citron-yellow changing 
to orange on breast; mantle dark green.................-.-...-.--- boltoni (p. 645) 
b. Central rectrices not lengthened (females). 
ce. Tail-feathers edged with dull crimson; under parts dull green. 
magnifica (p. 644) 
c. Tail-feathers edged with green; chest gray; abdomen yellow. 
: boltoni (p. 645) 
a. Much smaller; wing less than 50 mm.; bill from nostril less than 15. 
bt. Mantle and sides of neck dark red; chin, throat, and breast yellow (males). 
c. Breast streaked with vermilion. 
@. Chin, throat, and breast paler, sulphur-yellow. 
e*. Metallic frontal band extending backward to the occiput; occiput 
dankesredtitkerthesibachs see... scree eae tee cancccewe shelleyi (p. 646) 
e?. Metallic frontal band extending backward to the hinder border of 
Cea OTIC (2) CLP ARE 0212) | OL Me nore enemy Pater es mer eset pre arolasi (p. 648) 
d?. Chin, throat, and breast darker, more gamboge-yellow. 
e'. Smaller; wing, about 40 mm.; bill from nostril, 11...... bella (p. 647) 
e?. Larger; wing, about 44 mm.; bill from nostril, 14........ bonita (p. 648) 
c. Breast pure yellow, or very faintly streaked with vermilion. 
d', Breast gamboge-yellow and slightly darker than chin. 
flavipectus (p. 649) 
d?. Breast, throat, and chin more nearly uniform and lighter yellow. 
rubrinota (p. 649) 
b?. Upper parts bright olive-green; under parts whitish, more or less washed 
with pale yellowish green (females). 
bump, olive-green like the back! 702.2. i. faa (p. 646) 
arolasi (p. 648) 
bella (p. 647) 
bonita (p. 648) 
flavipectus (p. 649) 
rubrinota (p. 649) 
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